/*
 * Copyright 2019-2020 VMware, Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * http://www.apache.org/licenses/LICENSE-2.0
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 */
package service

import (
	"context"

	v1 "k8s.io/api/core/v1"
	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
)

func GetNodeIp() ([]string, error) {
	svcs, err := GetNodes()
	if err != nil {
		return nil, err
	}

	var nodeIp []string
	for _, v := range svcs.Items {
		nodeIp = append(nodeIp, v.Status.Addresses[0].Address)
	}
	return nodeIp, nil
}

func GetNodes() (*v1.NodeList, error) {
	clientset, err := getClientset()
	if err != nil {
		return nil, err
	}

	nodes, err := clientset.CoreV1().Nodes().List(context.Background(), metav1.ListOptions{})
	return nodes, err
}
